diff --git a/python/paddle/hapi/model.py b/python/paddle/hapi/model.py
index 31a430789d636b35edbf833ac105236834c47e43..16b3646a4a81a485868ffd8406752f8115a62607 100644
--- a/python/paddle/hapi/model.py
+++ b/python/paddle/hapi/model.py
@@ -465,7 +465,7 @@ class StaticGraphAdapter(object):
                     idx] == core.VarDesc.VarType.FP16:
                 if isinstance(feed[n], core.LoDTensor):
                     feed[n] = feed[n]._as_type(core.VarDesc.VarType.FP16)
-                elif isinstance(feed[n], numpy.array):
+                elif isinstance(feed[n], np.array):
                     feed[n] = feed[n].astype('float16')
 
         if labels is not None: